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NEET 2006

Exam: NEET
Year: 2006
Subject: Chemistry
Chapter: p Block Elements (Group 13 & 14)

NEET 2006 · Chemistry · p Block Elements (Group 13 & 14)

Which of the following is the most basic oxide?

Which of the following is the most basic oxide?

Options

A $\mathrm{SeO}_2$
B $\mathrm{Al}_2 \mathrm{O}_3$
C $\mathrm{Sb}_2 \mathrm{O}_3$
D $\mathrm{Bi}_2 \mathrm{O}_3$

Correct answer

D. $\mathrm{Bi}_2 \mathrm{O}_3$

Step-by-step solution

\mathrm{Bi}_2 \mathrm{O}_3

is the most basic oxide because of higher reactivity with acid.

\mathrm{Bi}}_{2} \mathrm{O}

}_{3}+6

\mathrm{HCl} \rightarrow

2

\mathrm{BiCl}}_{3}+3 \mathrm{H}

}_{2}

\mathrm{O} \mathrm{Al}_2 \mathrm{O}_3

and

\mathrm{Sb}_2 \mathrm{O}_3

are amphoteric and

\mathrm{SeO}_2

is acidic.

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